/* Copyright (c) 2023 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/*!
 * File_ex provides interfaces for operating on file.
 */

#[cxx::bridge(namespace = "OHOS")]
/// Module file_ex::ffi. Includes interfaces which will call c++ counterparts via FFI.
pub mod ffi {
    #[allow(dead_code)]
    unsafe extern "C++" {
        include!("commonlibrary/c_utils/base/include/file_ex.h");
        /// Read contents as a string from the specified file.
        pub fn RustLoadStringFromFile(filePath: &String, content: &mut String) -> bool;

        /// Write contents of a string to the specified file.
        pub fn RustSaveStringToFile(filePath: &String, content: &String, truncated: bool) -> bool;

        /// Read contents as a string from the file specified by its fd.
        pub fn RustLoadStringFromFd(fd: i32, content: &mut String) -> bool;

        /// Write contents of a string to the file specified by its fd.
        pub fn RustSaveStringToFd(fd: i32, content: &String) -> bool;

        /// Read contents as a vector from the specified file.
        pub fn RustLoadBufferFromFile(filePath: &String, content: &mut Vec<c_char>) -> bool;

        /// Write contents of a vector to the specified file.
        pub fn RustSaveBufferToFile(filePath: &String, content: &Vec<c_char>, truncated: bool) -> bool;

        /// Check if the specified file exists.
        pub fn RustFileExists(fileName: &String) -> bool;

        /// Check if the file contains specified contents in string.
        pub fn RustStringExistsInFile(fileName: &String, subStr: &String, caseSensitive: bool) -> bool;

        /// Get amount of the specified string in the file.
        pub fn RustCountStrInFile(fileName: &String, subStr: &String, caseSensitive: bool) -> i32;
    }
}
